A flaw was found in GNU patch through version 2.7.6. Strings beginning with a exclamation mark are not blocked by default. When ed receives an exclamation mark-prefixed command line argument, the argument is executed as a shell command. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | patch | 2019-10-18 23:22 | ALAS-2019-1312 |
Amazon Linux 2 - Core | patch | 2019-10-21 18:01 | ALAS2-2019-1317 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
NVD | CVSSv2 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
NVD | CVSSv3 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |